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| Table 1. Selected Characteristics | Census 2000 | 2007-2009 ACS | 2010 Census | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 750,097 | -- | 778,807 | -- | 799,874 | 804,896 | -- | -- |
| Persons in Households 2 | 726,730 | 609 | 752,432 | -- | 778,868 | 784,513 | -- | -- |
| Total Households 3 | 286,255 | 420 | 299,777 | 1,599 | 307,750 | 307,618 | 1,494 | Yes |
| Average Number of Persons per Household 4 | 2.54 | 0.01 | 2.51 | 0.01 | 2.53 | 2.55 | 0.01 | No |
| Average Household Income 5 | $79,815 | $507 | $102,645 | $1,504 | -- | $104,006 | $1,479 | Yes |
| Average Number of Vehicles per Household 6 | 1.75 | 0.01 | 1.84 | 0.02 | -- | 1.81 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 4.40 | 0.10 | 5.60 | 0.38 | -- | 6.30 | 0.37 | Yes |
| Percent Minority 8 | 13.50 | 0.20 | 15.90 | 0.17 | 18.90 | 18.10 | 0.17 | Yes |
| Percent of Persons 65 and Over 9 | 14.90 | 0.20 | 14.90 | 0.27 | 15.10 | 15.40 | 0.26 | Yes |
| Percent of Persons Foreign Born 10 | 7.00 | 0.10 | 8.80 | 0.29 | -- | 9.70 | 0.25 | Yes |
| Total Workers at Place of Residence11 | 385,609 | 1,751 | 414,852 | 3,311 | -- | 411,507 | 2,484 | Yes |
| Table 2a. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 379,830 | 100.0 | 1,752 | 399,917 | 100.0 | 2,956 | 403,464 | 100.0 | 2,772 | Yes |
| Drove alone | 305,925 | 80.5 | 1,722 | 318,373 | 79.6 | 3,078 | 319,656 | 79.2 | 3,223 | Yes |
| 2-person Carpool | 26,160 | 6.9 | 643 | 24,789 | 6.2 | 1,454 | 23,933 | 5.9 | 1,469 | Yes |
| 3-or-more-person Carpool | 5,235 | 1.4 | 292 | 6,320 | 1.6 | 793 | 5,912 | 1.5 | 867 | No |
| Transit | 16,380 | 4.3 | 512 | 18,126 | 4.5 | 1,213 | 20,555 | 5.1 | 1,150 | Yes |
| Bike | 730 | 0.2 | 109 | 1,413 | 0.4 | 338 | 742 | 0.2 | 212 | No |
| Walked | 9,965 | 2.6 | 401 | 12,974 | 3.2 | 1,274 | 11,965 | 3.0 | 990 | Yes |
| Taxi, Motorcycle and Other means | 1,910 | 0.5 | 177 | 2,210 | 0.6 | 393 | 2,260 | 0.6 | 393 | No |
| Worked at Home | 13,535 | 3.6 | 466 | 15,712 | 3.9 | 864 | 18,441 | 4.6 | 1,015 | Yes |
| Table 2b. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 446,810 | 100.0 | 1,720 | 469,548 | 100.0 | 5,107 | 465,203 | 100.0 | 4,789 | Yes |
| Drove alone | 362,820 | 81.2 | 1,751 | 385,175 | 82.0 | 4,689 | 378,765 | 81.4 | 4,264 | Yes |
| 2-person Carpool | 33,885 | 7.6 | 728 | 28,799 | 6.1 | 1,677 | 27,987 | 6.0 | 1,664 | Yes |
| 3-or-more-person Carpool | 8,070 | 1.8 | 362 | 7,914 | 1.7 | 898 | 7,938 | 1.7 | 897 | No |
| Transit | 14,905 | 3.3 | 489 | 13,771 | 2.9 | 1,265 | 15,581 | 3.3 | 1,088 | No |
| Bike | 745 | 0.2 | 110 | 1,543 | 0.3 | 352 | 762 | 0.2 | 247 | No |
| Walked | 10,615 | 2.4 | 414 | 13,946 | 3.0 | 1,355 | 13,033 | 2.8 | 1,078 | Yes |
| Taxi, Motorcycle and Other means | 2,230 | 0.5 | 191 | 2,688 | 0.6 | 424 | 2,696 | 0.6 | 442 | No |
| Worked at Home | 13,535 | 3.0 | 466 | 15,712 | 3.3 | 864 | 18,441 | 4.0 | 1,015 | Yes |
| Table 3. Mean Travel Time by Mode to Work 13 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the change in travel time between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 26.5 | 0.2 | 27.4 | 0.4 | 27.4 | 0.4 | Yes |
| Drove alone | 25.8 | 0.2 | 26.6 | 0.5 | 26.7 | 0.5 | Yes |
| Carpooled | 26.2 | 0.5 | 28.0 | 2.5 | 26.2 | 2.4 | No |
| Transit | 48.8 | 0.9 | 49.5 | 5.1 | 50.0 | 4.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 15.3 | 0.8 | 16.8 | 2.6 | 12.6 | 1.6 | Yes |
Notes:
* The coefficient of variation (CV) can be derived by the standard error (SE) divided by the estimate, while SE = MOE/1.645.
** The z-value of the difference of the two estimates are used to determined if the two estimates are significantly different at 90% confidence level.
1 Census 2000 SF3 Table P1; 2007-2009 ACS Table B01003; 2010-2012 ACS Table B01003
2 Census 2000 SF3 Table P9; 2007-2009 ACS Table B09016; 2010-2012 ACS Table B01003 minus Table B26001
3 Census 2000 SF3 Table P10; 2007-2009 ACS Table B19001; 2010-2012 ACS Table B19001
4 Census 2000 SF3 Table P9 divided Census 2000 SF3 Table P10; 2007-2009 ACS Table B09016 divided 2007-2009 ACS Table B19001; 2010-2012 ACS Table S1101
5 CTPP2000 Table 1-090; 2007-2009 ACS Table B19025; 2010-2012 ACS Table B19025
6 Census 2000 SF3 Table H46; 2007-2009 ACS Table B25046; 2010-2012 ACS Table B25046
7 Census 2000 SF3 Table P87; 2007 -2009 ACS Table B17001; 2010-2012 ACS Table B17001
8 Census 2000 SF3 Table P6; 2007-2009 ACS Table B02001; 2010-2012 ACS Table B02001
9 Census 2000 SF3 Table P8; 2007-2009 ACS Table B01001; 2010-2012 ACS Table B01001
10 Census 2000 SF3 Table P21; 2007-2009 ACS Table B06003; 2010-2012 ACS Table B06003
11 Census 2000 SF3 Table P43; 2007-2009 ACS Table B23001; 2010-2012 ACS Table B23025
12 Residence place information is from CTPP2000 Table 1-002; 2007- 2009 ACS Table B08301; 2010-2012 ACS Table B08301. Workplace information is from CTPP2000 Table 2-002; 2007-2009 ACS Table B08406; 2010-2012 ACS Table B08601
13 CTPP2000 1-118; 2007-2009 ACS Table C08136; 2010-2012 ACS Table C08136
